<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>非受控组件</title>
</head>

<body>
  <div id="root"></div>
  <script type="text/javascript" src="../js/react.development.js"></script>
  <script type="text/javascript" src="../js/react-dom.development.js"></script>
  <script type="text/javascript" src="../js/prop-types.js"></script>
  <script type="text/javascript" src="../js/babel.min.js"></script>
  <script type="text/babel">
    class Login extends React.Component {
      handelSubmit(e) {
        // 阻止冒泡
        e.preventDefault()
        const {username,password} = this
        console.log(`我的用户名是${username.value}，我的密码是${password.value}`);
      }
      render() {
        return (
          // 非受控组件需定义ref
          <form action="https://www.baidu.com" onSubmit={handelSubmit}>
            用户名：<input ref={c=>this.username = c} name="username" type="text" />
            密码：<input ref={c=>this.password = c} name="password" type="password" />
            <button>登录</button>
          </form>
        )
      }
    }
    ReactDOM.render(<Login/>, document.getElementById('root'))
  </script>
</body>

</html>